291684952

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{90473}}^1$

素因数の和:90523

約数の個数: 32

約数和(自身を含む): 607985280

約数和(自身を除く): 316300328

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 90473, 180946, 361892, 723784, 1176149, 2352298, 2804663, 4704596, 5609326, 9409192, 11218652, 22437304, 36460619, 72921238, 145842476, 291684952]

約数ペア:

[(1, 291684952), (2, 145842476), (4, 72921238), (8, 36460619), (13, 22437304), (26, 11218652), (31, 9409192), (52, 5609326), (62, 4704596), (104, 2804663), (124, 2352298), (248, 1176149), (403, 723784), (806, 361892), (1612, 180946), (3224, 90473)]